Final answer:
The Federal Aviation Administration (FAA) regulation governs medical fitness and retention for flight personnel. It sets guidelines to ensure health and fitness standards are met to maintain safety.
Step-by-step explanation:
The regulation that governs medical fitness and retention for flight personnel is the Federal Aviation Administration (FAA) regulation. The FAA has implemented guidelines to ensure that flight personnel meet certain health and fitness standards to ensure safe operations and to minimize the risk of accidents.
For example, the FAA introduced limits on pilot flight time without an overnight break to prevent fatigue-related incidents. This regulation helps to ensure that pilots are well-rested and able to perform their duties effectively.
Medical fitness and retention regulations for flight personnel are crucial in maintaining the safety and well-being of both the crew and the passengers.